Summary of Significant Accounting Policies and Recent Accounting Pronouncements (Tables)

12 Months Ended

Sep. 30, 2013

Accounting Policies [Abstract]

Property, Plant and Equipment

The estimated useful lives by asset classification are as follows:

Building improvements	13 years
Computer hardware	3 years
Computer software	3 to 5 years
Furniture and equipment	3 years
Leasehold improvements	Shorter of the estimated useful life or life of related lease

As of the dates specified below, our property and equipment consisted of the following:

	September 30,
	2013			2012
Land and building	$	6,277		$	6,108
Computer hardware	33,985			28,534
Computer software	89,307			76,215
Furniture and equipment	3,603			1,826
Leasehold improvements	11,830			6,447
Property and equipment, gross	145,002			119,130
Less: accumulated depreciation	(62,588		)	(61,739		)
Property and equipment, net	$	82,414		$	57,391